2886160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:895

約数の個数: 40

約数和(自身を含む): 6874560

約数和(自身を除く): 3988400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 839, 860, 1678, 1720, 3356, 3440, 4195, 6712, 8390, 13424, 16780, 33560, 36077, 67120, 72154, 144308, 180385, 288616, 360770, 577232, 721540, 1443080, 2886160]

約数ペア:

[(1, 2886160), (2, 1443080), (4, 721540), (5, 577232), (8, 360770), (10, 288616), (16, 180385), (20, 144308), (40, 72154), (43, 67120), (80, 36077), (86, 33560), (172, 16780), (215, 13424), (344, 8390), (430, 6712), (688, 4195), (839, 3440), (860, 3356), (1678, 1720)]